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Cheap flights from Seattle (SEA) to Saint John (YSJ) from $226

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — YSJ
Jun 15 — Jun 221
From?
To?
Sat 6/15
Sat 6/22
1 adult, Economy
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What is the cheapest time of day to fly from SEA to YSJ?

It’s typically best to fly out from Seattle to Saint John at noon. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.

One-way flights to St John from Seattle

Search for one-way flight options from Seattle to St John. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,020,828 searches. Data last updated June 10, 2024.
If you're seeking multiple options on one-way flights from Seattle to Saint John, be sure to check out these deals, which are updated often. Users needing a return flight from Seattle to Saint John should utilize the search form above.
Wed 10/239:14 amSEA - YSJ
2 stops21h 41mMultiple Airlines
Deal found 6/8$226
Wed 10/231:50 pmSEA - YSJ
3 stops17h 05mMultiple Airlines
Deal found 6/8$259
Sat 7/277:00 amSEA - YSJ
3 stops23h 55mMultiple Airlines
Deal found 6/8$288
Sat 7/275:10 amSEA - YSJ
2 stops25h 45mMultiple Airlines
Deal found 6/8$322
Wed 10/2311:30 amSEA - YSJ
1 stop9h 26mAir Canada
Deal found 6/8$465
Fri 7/2612:30 amSEA - YSJ
2 stops12h 01mMultiple Airlines
Deal found 6/8$587
Sat 7/277:40 amSEA - YSJ
1 stop28h 51mAir Canada
Deal found 6/8$611
Wed 10/2311:30 amSEA - YSJ
1 stop9h 26mMultiple Airlines
Deal found 6/8$698

Find flights from Seattle to St John within your budget

Customize your flight search to find flights from Seattle to St John that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,020,828 searches. Data last updated June 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$843 - $1,104

Route

Depart

Return

Price

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Tue 7/23

1 stop7h 46m

Saint John

Wed 8/14

2 stops11h 00m

$843

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Tue 7/23

2 stops13h 21m

Saint John

Wed 8/14

2 stops11h 00m

$848

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Tue 7/23

1 stop7h 46m

Saint John

Wed 8/14

1 stop9h 21m

$855

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Sun 9/22

3 stops16h 40m

Saint John

Tue 10/1

2 stops15h 11m

$921

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Sun 9/22

2 stops16h 40m

Saint John

Tue 10/1

2 stops15h 11m

$925

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Sun 9/22

2 stops11h 41m

Saint John

Tue 10/1

2 stops13h 00m

$955

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Sun 9/22

3 stops16h 40m

Saint John

Tue 10/1

3 stops33h 56m

$979

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Mon 7/22

2 stops12h 01m

Saint John

Wed 8/14

1 stop9h 21m

$1,090

Seattle/Tacoma IntlSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Tue 7/23

3 stops17h 56m

Saint John

Wed 8/14

2 stops11h 44m

$1,104

Flights are sorted by cheapest first

Deals found on 6/8

No data available for this route at this time. Please check back soon.

Best time to book a flight from Seattle to St John

Have a flexible travel schedule? Discover the best time to fly to St John from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing St John

Get insights into the airlines that provide service to St John. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St John. Reviews last updated June 10, 2024.
See what other customers who have flown with Air Canada and United Airlines from Seattle to Saint John have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,661 reviews

Boarding

7.7

Food

6.7

Overall

7.4

Comfort

7.2

Entertainment

7.1

Crew

8.1

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

United Airlines
7.4
Good
10,661 reviews
United Airlines
7.4
Good
10,661 reviews

Boarding

7.7

Food

6.7

Overall

7.4

Comfort

7.2

Entertainment

7.1

Crew

8.1

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Air Canada
7.0
Good
7,059 reviews
United Airlines
7.4
Good
10,661 reviews

Boarding

7.7

Food

6.7

Overall

7.4

Comfort

7.2

Entertainment

7.1

Crew

8.1

Reviews

1 / 10

Basic and no-frills. Late timing put pressure on disembarking and making connections.

Related info for your journey

Find useful and relevant information for your journey from Seattle to St John. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Seattle to Saint John for under $900 on Cheapflights?

    Yes, there are multiple flights from Seattle to Saint John for under $900. The cheapest flight booked recently is on Air Canada for just $843, but on average you can expect to pay $987.

  • What does SEA to YSJ mean?

    SEA and YSJ are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to YSJ refers to a flight route from Seattle/Tacoma Intl Airport to Saint John Airport.

  • Can I find deals for flights from Seattle to St John that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to St John flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to St John with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to St John flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to St John that include hotel bookings?

    Yes. In addition to deals on Seattle to St John flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to St John?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to St John.

  • Can I find deals for business class flights from Seattle to St John?

    Yes. Cheapflights offers flight deals from Seattle to St John by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to St John that allow pets onboard?

    Many airlines flying from Seattle to St John offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to St John?

    Yes, you can often find last-minute deals on Seattle to St John flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

See more FAQs

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Search flights from Seattle to St John by cabin class

Find flights from Seattle to St John, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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